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Finding the Fourth Proportional to 603,464.10, 847,211.70 and 603,464.10

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Solution

The fourth proportional to 603,464.10, 847,211.70 and 603,464.10 is: 847,211.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,464.10 : 847,211.70 = 603,464.10 : x
  2. Step 2: Convert to fraction form
    603,464.10/847,211.70 = 603,464.10/x
  3. Step 3: Cross multiply
    603,464.10x = 847,211.70 × 603,464.10
  4. Step 4: Simplify right side
    603,464.10x = 511,261,846,049.97
  5. Step 5: Solve for x
    x = 511,261,846,049.97/603,464.10
  6. Step 6: Final answer
    x = 847,211.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.